linux/include/linux/smsc911x.h
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   1/***************************************************************************
   2 *
   3 * Copyright (C) 2004-2008 SMSC
   4 * Copyright (C) 2005-2008 ARM
   5 *
   6 * This program is free software; you can redistribute it and/or
   7 * modify it under the terms of the GNU General Public License
   8 * as published by the Free Software Foundation; either version 2
   9 * of the License, or (at your option) any later version.
  10 *
  11 * This program is distributed in the hope that it will be useful,
  12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14 * GNU General Public License for more details.
  15 *
  16 * You should have received a copy of the GNU General Public License
  17 * along with this program; if not, write to the Free Software
  18 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
  19 *
  20 ***************************************************************************/
  21#ifndef __LINUX_SMSC911X_H__
  22#define __LINUX_SMSC911X_H__
  23
  24#include <linux/phy.h>
  25
  26/* platform_device configuration data, should be assigned to
  27 * the platform_device's dev.platform_data */
  28struct smsc911x_platform_config {
  29        unsigned int irq_polarity;
  30        unsigned int irq_type;
  31        unsigned int flags;
  32        unsigned int shift;
  33        phy_interface_t phy_interface;
  34        unsigned char mac[6];
  35};
  36
  37/* Constants for platform_device irq polarity configuration */
  38#define SMSC911X_IRQ_POLARITY_ACTIVE_LOW        0
  39#define SMSC911X_IRQ_POLARITY_ACTIVE_HIGH       1
  40
  41/* Constants for platform_device irq type configuration */
  42#define SMSC911X_IRQ_TYPE_OPEN_DRAIN            0
  43#define SMSC911X_IRQ_TYPE_PUSH_PULL             1
  44
  45/* Constants for flags */
  46#define SMSC911X_USE_16BIT                      (BIT(0))
  47#define SMSC911X_USE_32BIT                      (BIT(1))
  48#define SMSC911X_FORCE_INTERNAL_PHY             (BIT(2))
  49#define SMSC911X_FORCE_EXTERNAL_PHY             (BIT(3))
  50#define SMSC911X_SAVE_MAC_ADDRESS               (BIT(4))
  51
  52/*
  53 * SMSC911X_SWAP_FIFO:
  54 * Enables software byte swap for fifo data. Should only be used as a
  55 * "last resort" in the case of big endian mode on boards with incorrectly
  56 * routed data bus to older devices such as LAN9118. Newer devices such as
  57 * LAN9221 can handle this in hardware, there are registers to control
  58 * this swapping but the driver doesn't currently use them.
  59 */
  60#define SMSC911X_SWAP_FIFO                      (BIT(5))
  61
  62#endif /* __LINUX_SMSC911X_H__ */
  63
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